Intel Iris Plus Graphics 645

GPU frequencies

GPU frequency	Frequency (Turbo)	FP16 (Half Precision)	FP32 (Single Precision)	FP64 (Double Precision)

0.30 GHz	1.05 GHz	1.61 TFLOPS	0.81 TFLOPS	0.20 TFLOPS
0.30 GHz	1.15 GHz	1.77 TFLOPS	0.88 TFLOPS	0.22 TFLOPS

Technical details

Compute units:	48	Max. Memory:	32 GB
Shader:	384	Max. displays:	3
Architecture:	GT3e	Release date:	Q4/2017
Technology:	14 nm	HDCP-Version:	2.2
Hardware Raytracing:	No	Frame Generation:	No
DirectX Version:	12

Hardware codec support

h264:	Decode / Encode
AV1:	No
h265 / HEVC (8 bit):	Decode / Encode
h265 / HEVC (10 bit):	Decode / Encode
VP8:	Decode / Encode
VP9:	Decode / Encode
VC-1:	Decode
AVC:	Decode / Encode
JPEG:	Decode / Encode

3DMark Time Spy (Graphics score)

	Intel Iris Plus Graphics G4 Ice Lake G - 48 CU @ 1.05 GHz	649
	AMD Radeon 610M RDNA 2 - 2 CU @ 2.20 GHz	605
	Intel Iris Plus Graphics 650 GT3e - 48 CU @ 1.15 GHz	580
	Intel Iris Plus Graphics 645 GT3e - 48 CU @ 1.15 GHz	552
	Intel Iris Plus Graphics G4 Ice Lake G - 48 CU @ 0.90 GHz	550
	Intel Iris Graphics 550 GT3e - 48 CU @ 1.10 GHz	539
	Intel UHD Graphics 730 GT1 - 24 CU @ 1.20 GHz	535

FP32 Benchmark (AIDA64)

	Intel UHD Graphics 12th Gen (48 EU) Xe - 48 CU @ 1.20 GHz	0.92 TFLOPS
	AMD Radeon RX Vega 5 (Renoir) GCN - 5 CU @ 1.40 GHz	0.90 TFLOPS
	AMD Radeon R7 - 512 (Kaveri) GCN 1.1 - 8 CU @ 0.86 GHz	0.89 TFLOPS
	Intel Iris Plus Graphics 645 GT3e - 48 CU @ 1.15 GHz	0.88 TFLOPS
	Intel Iris Plus Graphics 655 GT3e - 48 CU @ 1.15 GHz	0.88 TFLOPS
	Intel Iris Pro Graphics 6200 GT3e - 48 CU @ 1.15 GHz	0.88 TFLOPS
	Intel Iris Plus Graphics 650 GT3e - 48 CU @ 1.15 GHz	0.88 TFLOPS

Used in the following processors

Prozessor		GPU frequency	Frequency (Turbo)	FP32 (Single Precision)

	Intel Core i5-8257U 4C 8 T @ 1.40 GHz (3.90 GHz)	0.30 GHz	1.05 GHz	0.81 TFLOPS
	Intel Core i7-8557U 4C 8 T @ 1.70 GHz (4.50 GHz)	0.30 GHz	1.15 GHz	0.88 TFLOPS